TCO08 Round 4

🏠 Top Players Rounds Latest Charts Ratings About

8.28 Proper adjustment of K is advantageous to the player, for his opponents, and for the integrity of the entire pool.

2008-03-08

Division 1

2008 TopCoder Open - Online Round 4

Rating	perf	err	err2	tau	rho	ΔR	\|ΔR\|	ΔR min	ΔR max	max
EloSRM	0.274	0.792	1.076	0.357	0.507	6.2	13.7	-34	121	3884
Odd	0.281	0.795	1.083	0.356	0.506	5.4	14.6	-35	117	3687
SRMFix	0.268	0.806	1.095	0.337	0.485	5.2	21.9	-75	110	3450
SRM	0.296	0.815	1.108	0.336	0.485	-0.6	56.9	-188	155	3707
initial	0.201	0.885	1.157	0.281	0.412	24.2	106.6	-389	517	4387

Player	score	rank	seed	perf	rounds	Δ Elo	Elo new	Elo rank	Δ SRM	SRM new	SRM rank
Petr	767.15	1	5.29	2.40	151	11	3884	1	67	3707	1
tomekkulczynski	704.29	2	41.22	4.36	78	34	3408	19	141	3012	11
krijgertje	560.60	3	26.30	3.13	156	17	3517	7	105	3123	7
marek.cygan	559.05	4	20.39	2.35	167	14	3577	6	59	3361	3
ahyangyi	550.67	5	41.06	3.04	43	41	3417	18	117	2898	18
ACRush	537.48	6	8.02	0.42	88	6	3787	2	16	3612	2
yuhch123	531.35	7	37.20	2.41	33	36	3440	13	84	3065	8
liympanda	527.52	8	39.46	2.30	157	15	3403	21	92	2881	22
PaulJefferys	501.05	9	58.26	2.70	97	27	3287	49	105	2763	42
John Dethridge	497.33	10	35.25	1.82	154	20	3440	14	72	2906	16
Burunduk1	485.86	11	47.89	2.12	61	30	3357	33	76	2896	19
tomek	484.07	12	12.20	0.02	141	3	3688	3	22	3279	4
Ying	476.75	13	46.14	1.83	120	17	3357	34	69	2900	17
SkidanovAlex	474.89	14	54.58	1.96	55	24	3308	44	70	2924	14
ktuan	460.59	15	71.88	2.26	56	31	3209	78	92	2711	50
mathijs	460.24	16	47.76	1.58	72	32	3360	30	61	2888	20
Eryx	458.62	17	28.78	0.76	151	8	3484	8	36	3040	9
Mike Mirzayanov	454.78	18	79.20	2.14	103	34	3168	99	94	2607	75
bmerry	453.82	19	18.68	-0.02	113	2	3587	5	7	3164	6
Revenger	437.46	20	50.96	1.35	140	12	3319	40	70	2731	48
ploh	430.55	21	38.74	0.88	215	7	3399	24	67	2747	46
Jan_Kuipers	429.79	22	64.60	1.55	148	17	3239	68	75	2657	60
VitalyGoldstein	423.54	23	65.40	1.51	74	23	3240	67	80	2612	73
maciejk	416.71	24	87.44	1.86	29	45	3129	119	105	2536	101
Soultaker	413.26	25	97.54	1.96	105	27	3046	183	129	2275	194
fuwenjie	404.79	26	60.26	1.21	43	29	3277	52	55	2743	47
KOTEHOK	395.53	27	61.43	1.19	76	19	3260	57	49	2754	43
lewha0	394.36	28	93.56	1.74	38	38	3083	149	109	2445	116
inazz	390.55	29	79.78	1.46	68	23	3153	110	56	2686	58
Vasyl[alphacom]	375.45	30	44.24	0.56	95	8	3360	29	16	2916	15
pparys	367.30	31	43.67	0.49	81	11	3367	28	28	2822	31
jakubr	360.87	32	44.58	0.48	104	8	3359	31	21	2849	26
cyfra	360.61	33	42.83	0.38	62	11	3374	27	14	2887	21
grotmol	348.38	34	63.83	0.91	61	25	3251	60	49	2651	63
bhzhan	330.78	35	114.22	1.71	11	121	3018	208	155	2155	275
Im2Good	316.37	36	64.81	0.85	165	9	3229	71	30	2730	49
Alexus	281.12	37	99.27	1.42	46	33	3041	188	96	2379	142
kalinov	258.49	38	29.89	-0.35	181	-1	3465	11	22	2806	32
WSX	244.18	39	79.49	1.03	86	17	3149	114	74	2470	110
Loner	243.39	40	76.83	0.94	38	26	3174	96	47	2600	79
w_	233.26	41	38.02	-0.11	24	4	3402	22	18	2787	35
kedaizd	228.47	42	97.20	1.21	78	22	3044	186	95	2287	185
klopyrev	206.34	43	83.02	0.95	58	17	3128	120	47	2558	91
vlad89	203.78	44	69.04	0.65	87	10	3205	81	25	2693	56
pashka	194.52	45	54.77	0.28	72	7	3290	47	12	2787	35
malcin	193.24	46	39.13	-0.23	31	0	3389	26	4	2796	33
ardiankp	192.72	47	58.82	0.32	186	4	3261	55	11	2774	41
rem	191.92	48	67.52	0.49	118	9	3213	76	59	2441	120
LemonTree	190.76	49	63.20	0.37	24	20	3250	61	36	2575	85
dmytro	189.38	50	74.75	0.58	100	13	3174	97	29	2592	81
Zhukov_Dmitry	186.23	51	51.08	0.00	44	4	3310	42	-6	2841	28
nika	184.48	52	43.52	-0.26	59	-1	3357	32	-5	2825	30
blueblimp	180.18	53	68.46	0.37	48	9	3207	79	11	2697	54
falagar	176.44	54	58.76	0.12	33	8	3266	54	17	2632	68
konqueror	176.06	55	92.22	0.75	139	10	3064	169	59	2383	141
gawry	175.58	56	27.92	-1.00	124	-5	3478	9	-47	3033	10
ryuwonha	175.31	57	72.68	0.35	21	16	3189	90	24	2562	89
wintokk	173.73	58	87.50	0.59	48	17	3100	137	47	2437	122
K.O.T.	171.97	59	89.18	0.60	28	28	3101	136	59	2335	165
Rizvanov_de_xXx	171.32	60	104.91	0.81	71	16	2984	237	59	2329	168
asaveljevs	170.94	61	92.17	0.60	143	11	3065	166	18	2546	98
Gluk	166.84	62	51.56	-0.27	118	-1	3302	45	-12	2752	44
xhl_kogitsune	164.25	63	45.19	-0.48	68	-3	3343	36	-19	2826	29
eonx	162.76	64	115.39	0.85	37	35	2922	308	81	2196	243
Psyho	162.40	65	61.56	-0.08	113	1	3241	66	-23	2779	39
venco	162.24	66	45.34	-0.54	129	-5	3340	37	-33	2842	27
izulin	161.76	67	114.78	0.78	55	20	2913	319	56	2262	203
[[iwi]]	161.48	68	100.41	0.56	29	20	3020	205	28	2429	125
SpaceFlyer	155.71	69	84.64	0.30	46	10	3111	133	21	2460	112
overwise	155.45	70	69.75	-0.00	97	2	3193	85	-6	2606	76
Klinck	153.21	71	87.60	0.30	61	14	3097	139	24	2426	126
victorsb	153.18	72	110.95	0.62	16	39	2963	263	64	2197	240
Yarin	152.01	73	55.91	-0.38	130	-3	3272	53	-14	2631	69
Abednego	151.25	74	88.24	0.25	243	4	3083	150	27	2348	159
jvpardon	150.19	75	82.61	0.14	35	10	3123	125	16	2424	128
Gassa	146.97	76	62.42	-0.28	114	-1	3234	69	-28	2708	51
Burunduk2	144.94	77	101.72	0.40	51	13	3004	217	47	2258	209
_efer_	144.64	78	92.69	0.25	81	8	3059	174	6	2455	115
andrewzta	143.97	79	27.59	-1.52	116	-9	3478	10	-69	2989	13
kia	143.60	80	53.11	-0.59	97	-4	3289	48	-25	2625	71
halyavin	143.07	81	34.92	-1.21	35	-21	3401	23	-57	2793	34
olo	141.13	82	108.16	0.40	70	13	2958	271	47	2094	322
OpenGL	138.73	83	31.94	-1.38	73	-12	3436	16	-78	2997	12
siavosh	136.74	84	108.45	0.37	22	23	2966	260	46	2144	284
hyyylr	135.65	85	108.87	0.36	85	10	2950	278	39	2225	225
Jasko	135.07	86	80.54	-0.10	91	1	3127	121	-20	2545	99
evgeni	134.28	87	73.52	-0.24	54	-3	3165	100	-13	2472	108
Ragnarok	132.23	88	124.01	0.50	121	11	2817	451	61	2042	364
embe	129.46	89	73.78	-0.27	76	-2	3164	102	-14	2472	108
ntn	127.76	90	118.08	0.39	23	20	2884	359	47	2076	333
Wataru	127.13	91	117.67	0.37	35	18	2886	357	23	2174	255
hauser	125.00	92	96.17	0.06	111	4	3033	195	6	2342	161
danielp	123.64	93	125.03	0.43	46	17	2812	459	37	2047	360
bw112	119.19	94	73.53	-0.35	8	-13	3155	108	-18	2410	132
Astein	117.56	95	74.83	-0.34	78	-3	3157	105	-35	2560	90
Ted	116.20	96	62.31	-0.62	19	-13	3222	73	-41	2555	93
nigulh	115.86	97	96.79	-0.00	64	2	3027	201	-1	2209	232
stubbscroll	113.88	98	115.57	0.24	167	5	2891	347	36	2024	384
bwps	109.66	99	105.53	0.09	31	6	2970	257	25	2139	288
levlam	107.76	100	101.06	0.02	35	4	2999	222	6	2229	223
bolu	105.84	101	99.32	-0.02	68	3	3010	214	-12	2332	166
lovro	100.00	102	64.56	-0.66	130	-6	3216	75	-46	2539	100
syg96	99.28	103	57.23	-0.85	21	-18	3249	62	-56	2575	85
Mootz	93.28	104	81.34	-0.35	63	-6	3115	129	-32	2404	135
ante	92.53	105	84.74	-0.31	105	-4	3096	140	-40	2435	124
wd.h	86.30	106	84.86	-0.32	30	-7	3092	142	-39	2390	139
msg555	75.00	107	82.46	-0.38	86	-4	3111	132	-58	2558	91
reiten	75.00	107	97.66	-0.14	48	-1	3017	209	-7	2214	231
Egor	50.00	109	34.43	-1.68	136	-9	3423	17	-110	2876	24
Burunduk3	50.00	109	56.73	-0.96	61	-11	3260	56	-92	2786	37
wata	50.00	109	97.81	-0.17	37	-2	3011	213	-37	2358	154
pawel12	43.67	112	72.78	-0.62	25	-17	3155	107	-50	2393	138
dgarthur	25.00	113	58.53	-0.96	108	-14	3246	64	-78	2628	70
Jonick	25.00	113	78.26	-0.54	63	-6	3132	118	-59	2439	121
Minilek	2.91	115	103.03	-0.16	160	-1	2981	239	-42	2339	162
ainu7	0.00	116	51.38	-1.31	57	-12	3332	38	-124	2695	55
Vitaliy	0.00	116	54.19	-1.23	66	-11	3310	43	-114	2624	72
ctgPi	0.00	116	55.56	-1.19	40	-16	3295	46	-114	2636	66
crazyb0y	0.00	116	64.15	-0.98	18	-24	3222	74	-109	2554	95
cqf	0.00	116	65.00	-0.97	10	-33	3207	80	-104	2371	146
Michael_Levin	0.00	116	66.32	-0.94	129	-7	3223	72	-110	2649	64
kubus	0.00	116	68.74	-0.89	74	-10	3202	83	-106	2577	84
Hamed	0.00	116	69.89	-0.86	26	-15	3188	91	-93	2405	133
antimatter	0.00	116	71.39	-0.83	176	-9	3184	93	-99	2555	93
nicka81	0.00	116	75.12	-0.76	184	-6	3160	103	-82	2442	119
snguyen	0.00	116	79.58	-0.67	8	-34	3100	138	-88	2262	203
Krzysan	0.00	116	81.57	-0.64	179	-4	3115	130	-94	2525	103
Elair	0.00	116	82.04	-0.63	11	-28	3088	148	-80	2260	206
dskloet	0.00	116	84.10	-0.60	61	-11	3090	145	-83	2368	148
Smylic	0.00	116	84.64	-0.58	63	-7	3090	146	-87	2456	114
kp7	0.00	116	87.62	-0.54	107	-5	3070	159	-70	2289	184
wywcgs	0.00	116	87.91	-0.53	60	-7	3066	164	-59	2208	233
Zis	0.00	116	90.57	-0.49	78	-11	3041	189	-61	2263	202
janos	0.00	116	95.73	-0.41	37	-9	3003	220	-42	2122	299
dkorduban	0.00	116	100.13	-0.34	83	-4	2971	255	-46	2164	266
Xixas	0.00	116	116.33	-0.13	63	-2	2807	468	-41	2084	327
eldering	0.00	116	117.46	-0.11	91	-2	2792	495	-25	1977	426
Temple	0.00	116	118.76	-0.10	5	-8	2768	537	-4	1875	538
qinteng	-15.23	139	128.49	-0.11	6	-11	2743	590	-84	1829	608
yiuyuho	-25.00	140	87.66	-0.69	81	-8	3078	151	-137	2300	182
nhzp339	-25.00	140	104.15	-0.44	167	-4	2972	251	-111	2178	253
sl2	-25.00	140	138.63	-0.02	28	0	2554	1045	-88	1784	666
dmks	-50.00	143	107.11	-0.42	93	-9	2943	289	-120	2087	326
Ruberik	-75.00	144	72.92	-0.99	98	-16	3158	104	-165	2403	136
DStepanenko	-75.00	144	111.83	-0.37	70	-7	2907	326	-146	2065	342
slimper	-100.00	146	119.25	-0.29	35	-9	2844	403	-188	1943	466